Pharmaceutical compound consisting of the sodium-vanadium salt of triglycollamic acid



Patented Nov. .25, 1924.

UNITED STATES PATENT oar-ice.

HANS HAEL AND wAL'rEE xaorr', or E EEEEELD, GERMANY, AssIGNoEs r FARBENFABBIKEN VO'RM. EEIEDE'. EAYEE AND 00., or LEVERKUSEN, NEAR coLoGNE-on-rnE-EnmE, GERMANY.

PHARMACEUTICAL COMPOU Ho Drawing.

To all whom it may conaem:

TRIGLYCOLLAMIC ACID.

Be it known that we, HANs HAHL and. mula:

WALTER Knorr, citizens of German residing at Elberfeld, State of Prussia, Ger many, have invented new and useful Improvements in Pharmaceutical Compound Consisting of the Sodium-Vanadium Salt lowing is a specificatio The present invention concerns the .progrcem duction of the hitherto unknown compound decomposltlonof the trivalent vanadium with triglycollamic acid. The compound has proved to be a valuable remedy against syphilis.

In order to illustrate the new invention the following example is given parts by weight of triglycollamic acid of the formula: N(CH -COOH) are mixedwith a solution of 11 parts by weight 2 of anhydrous sodium carbonate in .60 belllg by weight of water, 5 parts b vanadium oxide V 0 are ad ed and the mixture is heated until it is neutral. The set our hands. liquid is evaporated to dryness. The complex sodium-vanadium sa We claim t of the trigly- The herein described dium-vanadium salt of triglycollamic acid, being a brownish amorphous compound soluble in water with a yellow coloration soon turning green, which solution ,is colord blue by the addition of a mineral acid, and a valuable remedy against syphilis, i t f substantially as described.

' In testimony whereof we have hereunto HANS HAHL.

WALTER KROPP.

ND CONSISTING OF THE SODIUM-VANADIUM SALT O'F collamic acid having most probably the forcmcooNa N cmcoom} v a 4 CHlCOO ishthus obtained in the form g a brown-' is amorphous compound, solu e in watcr of Tnglycouamm Acld of whlch the 01 with a yellow coloration which soon turns The solutions can be kept without They are colored blueby the addition of a mineral acid.

new complex so 

